ragweed

ragweed

Observation - ragweed - UK and Ireland. Description: Medium, branching, up to 30-40cm, with deeply-cut grey-green leaves and several tightly-packed flowering spikes of very small (approx 2mm),yellow flowers each under a hood of green sepal. Garden escape?

Medium, branching, up to 30-40cm, with deeply-cut grey-green leaves and several tightly-packed flowering spikes of very small (approx 2mm),yellow flowers each under a "hood" of green sepal. Garden escape?